.. DO NOT EDIT. .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY. .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE: .. "gallery/example_cone.py" .. LINE NUMBERS ARE GIVEN BELOW. .. only:: html .. note:: :class: sphx-glr-download-link-note :ref:`Go to the end ` to download the full example code. .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_example_cone.py: Cone seeding ===================== .. GENERATED FROM PYTHON SOURCE LINES 6-13 .. code-block:: Python from datetime import datetime, timedelta from opendrift.readers import reader_netCDF_CF_generic from opendrift.models.openoil import OpenOil o = OpenOil(loglevel=20) # Set loglevel to 0 for debug information .. rst-class:: sphx-glr-script-out .. code-block:: none 13:58:23 INFO opendrift:569: OpenDriftSimulation initialised (version 1.14.11 / v1.14.12-9-g6f1a4a0) .. GENERATED FROM PYTHON SOURCE LINES 14-15 Using live data from Thredds .. GENERATED FROM PYTHON SOURCE LINES 15-18 .. code-block:: Python o.add_readers_from_list([ 'https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be']) .. GENERATED FROM PYTHON SOURCE LINES 19-20 Adjusting some configuration .. GENERATED FROM PYTHON SOURCE LINES 20-24 .. code-block:: Python o.set_config('processes:dispersion', True) o.set_config('processes:evaporation', False) o.set_config('processes:emulsification', True) .. GENERATED FROM PYTHON SOURCE LINES 25-27 Seed elements along cone, e.g. ship track with increasing uncertainty in position .. GENERATED FROM PYTHON SOURCE LINES 27-37 .. code-block:: Python latstart = 68.988911 lonstart = 16.040701 latend = 69.991446 lonend = 17.760061 time = [datetime.utcnow(), datetime.utcnow() + timedelta(hours=12)] o.seed_cone(lon=[lonstart, lonend], lat=[latstart, latend], oil_type='EKOFISK', radius=[100, 800], number=10000, time=[time]) print(o) .. rst-class:: sphx-glr-script-out .. code-block:: none /root/project/examples/example_cone.py:31: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC). time = [datetime.utcnow(), datetime.utcnow() + timedelta(hours=12)] 13:58:23 INFO opendrift.models.basemodel.environment:203: Adding a global landmask from GSHHG 13:58:29 INFO opendrift.models.basemodel.environment:227: Fallback values will be used for the following variables which have no readers: 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_height: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: upward_sea_water_velocity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_significant_height: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_x_velocity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_y_velocity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_ice_area_fraction: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_ice_x_velocity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_ice_y_velocity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_water_temperature: 10.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_water_salinity: 34.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: sea_floor_depth_below_sea_level: 10000.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: horizontal_diffusivity: 0.000000 13:58:29 INFO opendrift.models.basemodel.environment:230: ocean_vertical_diffusivity: 0.020000 13:58:29 INFO opendrift.models.basemodel.environment:230: ocean_mixed_layer_thickness: 50.000000 13:58:29 INFO opendrift.models.openoil.adios.dirjs:86: Querying ADIOS database for oil: EKOFISK 13:58:29 WARNING opendrift.models.openoil.adios.dirjs:90: Several oils found with name: EKOFISK: ['AD00328', 'AD00329', 'AD00332', 'AD00333', 'AD01944', 'AD02094', 'AD02463', 'AD02558', 'NO00013', 'NO00014', 'NO00015', 'NO00016'], using first. 13:58:29 INFO opendrift.models.openoil.openoil:1731: Using density 809.002835 and viscosity 3.3498550728972226e-06 of oiltype EKOFISK =========================== Model: OpenOil (OpenDrift version 1.14.11) 0 active Oil particles (0 deactivated, 10000 scheduled) ------------------- Environment variables: ----- land_binary_mask 1) global_landmask ----- Readers not added for the following variables: horizontal_diffusivity ocean_mixed_layer_thickness ocean_vertical_diffusivity sea_floor_depth_below_sea_level sea_ice_area_fraction sea_ice_x_velocity sea_ice_y_velocity sea_surface_height sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment sea_surface_wave_period_at_variance_spectral_density_maximum sea_surface_wave_significant_height sea_surface_wave_stokes_drift_x_velocity sea_surface_wave_stokes_drift_y_velocity sea_water_salinity sea_water_temperature upward_sea_water_velocity x_sea_water_velocity x_wind y_sea_water_velocity y_wind --- Lazy readers: LazyReader: https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be Discarded readers: =========================== .. GENERATED FROM PYTHON SOURCE LINES 38-39 Running model for 24 hours .. GENERATED FROM PYTHON SOURCE LINES 39-41 .. code-block:: Python o.run(steps=24*2, time_step=1800, time_step_output=3600) .. rst-class:: sphx-glr-script-out .. code-block:: none 13:58:29 INFO opendrift:1910: Skipping environment variable upward_sea_water_velocity because of condition ['drift:vertical_advection', 'is', False] 13:58:29 INFO opendrift:1921: Storing previous values of element property lon because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 13:58:29 INFO opendrift:1921: Storing previous values of element property lat because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 13:58:29 INFO opendrift:958: Using existing reader for land_binary_mask to move elements to ocean 13:58:29 INFO opendrift:989: All points are in ocean 13:58:29 INFO opendrift.models.openoil.openoil:697: Oil-water surface tension is 0.027884 Nm 13:58:29 INFO opendrift.models.openoil.openoil:710: Max water fraction not available for EKOFISK, using default 13:58:29 INFO opendrift:2237: 2026-09-10 13:58:23.412729 - step 1 of 48 - 417 active elements (0 deactivated) 13:58:29 INFO opendrift.readers:67: Opening file with xr.open_dataset 13:58:31 INFO opendrift.readers.reader_netCDF_CF_generic:340: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'} 13:58:31 INFO opendrift.readers.basereader:175: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity 13:58:31 INFO opendrift.readers.basereader:175: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity 13:58:31 INFO opendrift.readers.basereader:175: Variable x_wind will be rotated from eastward_wind 13:58:31 INFO opendrift.readers.basereader:175: Variable y_wind will be rotated from northward_wind 13:58:34 INFO opendrift:2237: 2026-09-10 14:28:23.412729 - step 2 of 48 - 834 active elements (0 deactivated) 13:58:35 INFO opendrift:2237: 2026-09-10 14:58:23.412729 - step 3 of 48 - 1250 active elements (0 deactivated) 13:58:35 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:35 INFO opendrift:2237: 2026-09-10 15:28:23.412729 - step 4 of 48 - 1667 active elements (0 deactivated) 13:58:37 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:37 INFO opendrift:2237: 2026-09-10 15:58:23.412729 - step 5 of 48 - 2084 active elements (0 deactivated) 13:58:37 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:37 INFO opendrift:2237: 2026-09-10 16:28:23.412729 - step 6 of 48 - 2500 active elements (0 deactivated) 13:58:39 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:39 INFO opendrift:2237: 2026-09-10 16:58:23.412729 - step 7 of 48 - 2917 active elements (0 deactivated) 13:58:39 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:39 INFO opendrift:2237: 2026-09-10 17:28:23.412729 - step 8 of 48 - 3334 active elements (0 deactivated) 13:58:41 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:41 INFO opendrift:2237: 2026-09-10 17:58:23.412729 - step 9 of 48 - 3750 active elements (0 deactivated) 13:58:41 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:41 INFO opendrift:2237: 2026-09-10 18:28:23.412729 - step 10 of 48 - 4167 active elements (0 deactivated) 13:58:43 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:43 INFO opendrift:2237: 2026-09-10 18:58:23.412729 - step 11 of 48 - 4583 active elements (0 deactivated) 13:58:43 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:44 INFO opendrift:2237: 2026-09-10 19:28:23.412729 - step 12 of 48 - 5000 active elements (0 deactivated) 13:58:45 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:46 INFO opendrift:2237: 2026-09-10 19:58:23.412729 - step 13 of 48 - 5417 active elements (0 deactivated) 13:58:46 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:46 INFO opendrift:2237: 2026-09-10 20:28:23.412729 - step 14 of 48 - 5833 active elements (0 deactivated) 13:58:48 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:48 INFO opendrift:2237: 2026-09-10 20:58:23.412729 - step 15 of 48 - 6250 active elements (0 deactivated) 13:58:48 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:48 INFO opendrift:2237: 2026-09-10 21:28:23.412729 - step 16 of 48 - 6666 active elements (1 deactivated) 13:58:50 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:51 INFO opendrift:2237: 2026-09-10 21:58:23.412729 - step 17 of 48 - 7081 active elements (2 deactivated) 13:58:51 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:51 INFO opendrift:2237: 2026-09-10 22:28:23.412729 - step 18 of 48 - 7496 active elements (4 deactivated) 13:58:53 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:54 INFO opendrift:2237: 2026-09-10 22:58:23.412729 - step 19 of 48 - 7910 active elements (6 deactivated) 13:58:54 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:54 INFO opendrift:2237: 2026-09-10 23:28:23.412729 - step 20 of 48 - 8327 active elements (6 deactivated) 13:58:56 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:57 INFO opendrift:2237: 2026-09-10 23:58:23.412729 - step 21 of 48 - 8741 active elements (9 deactivated) 13:58:57 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:57 INFO opendrift:2237: 2026-09-11 00:28:23.412729 - step 22 of 48 - 9155 active elements (11 deactivated) 13:58:59 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:58:59 INFO opendrift:2237: 2026-09-11 00:58:23.412729 - step 23 of 48 - 9569 active elements (14 deactivated) 13:58:59 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:59:00 INFO opendrift:2237: 2026-09-11 01:28:23.412729 - step 24 of 48 - 9984 active elements (16 deactivated) 13:59:02 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:59:02 INFO opendrift:2237: 2026-09-11 01:58:23.412729 - step 25 of 48 - 9984 active elements (16 deactivated) 13:59:02 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 13:59:03 INFO opendrift:2237: 2026-09-11 02:28:23.412729 - step 26 of 48 - 9984 active elements (16 deactivated) 13:59:05 INFO opendrift:2237: 2026-09-11 02:58:23.412729 - step 27 of 48 - 9984 active elements (16 deactivated) 13:59:05 INFO opendrift:2237: 2026-09-11 03:28:23.412729 - step 28 of 48 - 9984 active elements (16 deactivated) 13:59:07 INFO opendrift:2237: 2026-09-11 03:58:23.412729 - step 29 of 48 - 9983 active elements (17 deactivated) 13:59:08 INFO opendrift:2237: 2026-09-11 04:28:23.412729 - step 30 of 48 - 9982 active elements (18 deactivated) 13:59:10 INFO opendrift:2237: 2026-09-11 04:58:23.412729 - step 31 of 48 - 9982 active elements (18 deactivated) 13:59:10 INFO opendrift:2237: 2026-09-11 05:28:23.412729 - step 32 of 48 - 9982 active elements (18 deactivated) 13:59:13 INFO opendrift:2237: 2026-09-11 05:58:23.412729 - step 33 of 48 - 9982 active elements (18 deactivated) 13:59:13 INFO opendrift:2237: 2026-09-11 06:28:23.412729 - step 34 of 48 - 9982 active elements (18 deactivated) 13:59:16 INFO opendrift:2237: 2026-09-11 06:58:23.412729 - step 35 of 48 - 9981 active elements (19 deactivated) 13:59:16 INFO opendrift:2237: 2026-09-11 07:28:23.412729 - step 36 of 48 - 9979 active elements (21 deactivated) 13:59:19 INFO opendrift:2237: 2026-09-11 07:58:23.412729 - step 37 of 48 - 9977 active elements (23 deactivated) 13:59:20 INFO opendrift:2237: 2026-09-11 08:28:23.412729 - step 38 of 48 - 9976 active elements (24 deactivated) 13:59:23 INFO opendrift:2237: 2026-09-11 08:58:23.412729 - step 39 of 48 - 9973 active elements (27 deactivated) 13:59:23 INFO opendrift:2237: 2026-09-11 09:28:23.412729 - step 40 of 48 - 9971 active elements (29 deactivated) 13:59:26 INFO opendrift:2237: 2026-09-11 09:58:23.412729 - step 41 of 48 - 9969 active elements (31 deactivated) 13:59:27 INFO opendrift:2237: 2026-09-11 10:28:23.412729 - step 42 of 48 - 9964 active elements (36 deactivated) 13:59:30 INFO opendrift:2237: 2026-09-11 10:58:23.412729 - step 43 of 48 - 9962 active elements (38 deactivated) 13:59:30 INFO opendrift:2237: 2026-09-11 11:28:23.412729 - step 44 of 48 - 9959 active elements (41 deactivated) 13:59:33 INFO opendrift:2237: 2026-09-11 11:58:23.412729 - step 45 of 48 - 9951 active elements (49 deactivated) 13:59:33 INFO opendrift:2237: 2026-09-11 12:28:23.412729 - step 46 of 48 - 9949 active elements (51 deactivated) 13:59:36 INFO opendrift:2237: 2026-09-11 12:58:23.412729 - step 47 of 48 - 9941 active elements (59 deactivated) 13:59:36 INFO opendrift:2237: 2026-09-11 13:28:23.412729 - step 48 of 48 - 9938 active elements (62 deactivated) .. raw:: html 
<xarray.Dataset> Size: 44MB
    Dimensions:                                                                              (
                                                                                              trajectory: 10000,
                                                                                              time: 25)
    Coordinates:
      * trajectory                                                                           (trajectory) int64 80kB ...
      * time                                                                                 (time) datetime64[ns] 200B ...
    Data variables: (12/44)
        status                                                                               (trajectory, time) float32 1MB ...
        moving                                                                               (trajectory, time) float32 1MB ...
        age_seconds                                                                          (trajectory, time) float32 1MB ...
        origin_marker                                                                        (trajectory, time) float32 1MB ...
        lon                                                                                  (trajectory, time) float32 1MB ...
        lat                                                                                  (trajectory, time) float32 1MB ...
        ...                                                                                   ...
        sea_water_salinity                                                                   (trajectory, time) float32 1MB ...
        sea_floor_depth_below_sea_level                                                      (trajectory, time) float32 1MB ...
        horizontal_diffusivity                                                               (trajectory, time) float32 1MB ...
        ocean_vertical_diffusivity                                                           (trajectory, time) float32 1MB ...
        land_binary_mask                                                                     (trajectory, time) float32 1MB ...
        ocean_mixed_layer_thickness                                                          (trajectory, time) float32 1MB ...
    Attributes: (12/167)
        Conventions:                                                             ...
        standard_name_vocabulary:                                                ...
        featureType:                                                             ...
        title:                                                                   ...
        summary:                                                                 ...
        keywords:                                                                ...
        ...                                                                                                               ...
        geospatial_lon_units:                                                    ...
        geospatial_lon_resolution:                                               ...
        runtime:                                                                 ...
        geospatial_vertical_min:                                                 ...
        geospatial_vertical_max:                                                 ...
        geospatial_vertical_positive:                                            ...


.. GENERATED FROM PYTHON SOURCE LINES 42-43 Print and plot results .. GENERATED FROM PYTHON SOURCE LINES 43-45 .. code-block:: Python print(o) .. rst-class:: sphx-glr-script-out .. code-block:: none =========================== -------------------- Reader performance: -------------------- global_landmask 0:00:00.0 total 0:00:00.0 preparing 0:00:00.0 reading 0:00:00.0 masking -------------------- https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be 0:00:57.2 total 0:00:00.0 preparing 0:00:55.9 reading 0:00:04.9 interpolation 0:00:00.1 interpolation_time 0:00:01.3 rotating vectors 0:00:00.0 masking -------------------- Performance: 1:16.8 total time 5.9 configuration 0.1 preparing main loop 0.0 moving elements to ocean 1:10.7 main loop 6.9 updating elements 0.1 oil weathering 0.0 updating viscosities 0.0 updating densities 0.0 emulsification 0.0 dispersion 6.1 vertical mixing 0.0 cleaning up -------------------- =========================== Model: OpenOil (OpenDrift version 1.14.11) 9926 active Oil particles (74 deactivated, 0 scheduled) ------------------- Environment variables: ----- land_binary_mask 1) global_landmask ----- ocean_vertical_diffusivity sea_floor_depth_below_sea_level sea_surface_height sea_water_salinity sea_water_temperature x_sea_water_velocity x_wind y_sea_water_velocity y_wind 1) https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be ----- Readers not added for the following variables: horizontal_diffusivity ocean_mixed_layer_thickness sea_ice_area_fraction sea_ice_x_velocity sea_ice_y_velocity sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment sea_surface_wave_period_at_variance_spectral_density_maximum sea_surface_wave_significant_height sea_surface_wave_stokes_drift_x_velocity sea_surface_wave_stokes_drift_y_velocity Discarded readers: Time: Start: 2026-09-10 13:58:23.412729 UTC Present: 2026-09-11 13:58:23.412729 UTC Calculation steps: 48 * 0:30:00 - total time: 1 day, 0:00:00 Output steps: 25 * 1:00:00 =========================== .. GENERATED FROM PYTHON SOURCE LINES 46-47 Add text label on the map .. GENERATED FROM PYTHON SOURCE LINES 47-52 .. code-block:: Python text = [{'s': 'Senja', 'x': 17.3, 'y': 69.3, 'fontsize': 20, 'color': 'g', 'backgroundcolor': 'white', 'bbox': dict(facecolor='white', alpha=0.8), 'zorder': 1000}] o.animation(fast=False, ocean_color='skyblue', land_color='burlywood', text=text) .. rst-class:: sphx-glr-script-out .. code-block:: none 13:59:52 INFO opendrift:4823: Saving animation to /root/project/docs/source/gallery/animations/example_cone_0.gif... 14:00:03 INFO opendrift:3241: Time to make animation: 0:00:22.517620 .. GENERATED FROM PYTHON SOURCE LINES 53-54 .. image:: /gallery/animations/example_cone_0.gif .. GENERATED FROM PYTHON SOURCE LINES 54-56 .. code-block:: Python o.plot(fast=True, ocean_color='skyblue', land_color='dimgray', text=text) .. image-sg:: /gallery/images/sphx_glr_example_cone_001.png :alt: OpenDrift - OpenOil (EKOFISK) 2026-09-10 13:58 to 2026-09-11 13:58 UTC (25 steps) :srcset: /gallery/images/sphx_glr_example_cone_001.png :class: sphx-glr-single-img .. rst-class:: sphx-glr-script-out .. code-block:: none 14:00:03 WARNING opendrift:2613: Plotting fast. This will make your plots less accurate. (,
) .. rst-class:: sphx-glr-timing **Total running time of the script:** (2 minutes 9.532 seconds) .. _sphx_glr_download_gallery_example_cone.py: .. only:: html .. container:: sphx-glr-footer sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: example_cone.ipynb ` .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: example_cone.py ` .. container:: sphx-glr-download sphx-glr-download-zip :download:`Download zipped: example_cone.zip ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_